Solid construction & reliable design ensure even & continuous flow & spread of materials, eliminating streaks. Its large 4′. to 8′. spread covers approximately 12,000 sq.’., so you can cover more ground in much less time quickly & efficiently. The Hopper is constructed of heavy-duty polyethylene for rust- & corrosion-resistant performance in all weather. Its heavy-duty steel tubular frame can handle years of use. & with its at-your-reach flow control, you can adjust flow from the reach & comforts of your tractor seat. Boasting a universal design, this seed & fertilizer spreader conveniently fits all brands of riding lawn tractors.